Tableau Error "Connection Not Secure", When Adding WMS Map
Published: 10 Apr 2023 Last Modified Date: 10 Apr 2023
Issue
When adding a Web Map Service or WMS map, an error can display due to a security issue with the server:
Connection Not Secure. Your connection to this WMS server is not secure. This WMS server does not support a secure connection and may not render correctly when viewed with Tableau Server.
Environment
Tableau Desktop
Tableau Server
Resolution
Use the HTTPS protocol instead of HTTP for the WMS server URL.
Cause
WMS server entered does not provide map data over HTTPS.